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| | /* Haiku window system support. Hey, Emacs, this is -*- C++ -*-
Copyright (C) 2021 Free Software Foundation, Inc.
This file is part of GNU Emacs.
GNU Emacs is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or (at
your option) any later version.
GNU Emacs is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with GNU Emacs. If not, see <https://www.gnu.org/licenses/>. */
#include <config.h>
#include "lisp.h"
#include "dispextern.h"
#include "haikuterm.h"
#include "coding.h"
#include "haiku_support.h"
bool
haiku_can_use_native_image_api (Lisp_Object type)
{
const char *mime_type = NULL;
if (EQ (type, Qnative_image))
return 1;
#ifdef HAVE_RSVG
if (EQ (type, Qsvg))
return 0;
#endif
if (EQ (type, Qjpeg))
mime_type = "image/jpeg";
else if (EQ (type, Qpng))
mime_type = "image/png";
else if (EQ (type, Qgif))
mime_type = "image/gif";
else if (EQ (type, Qtiff))
mime_type = "image/tiff";
else if (EQ (type, Qbmp))
mime_type = "image/bmp";
else if (EQ (type, Qsvg))
mime_type = "image/svg";
if (!mime_type)
return 0;
return be_can_translate_type_to_bitmap_p (mime_type);
}
extern int
haiku_load_image (struct frame *f, struct image *img,
Lisp_Object spec_file, Lisp_Object spec_data)
{
eassert (valid_image_p (img->spec));
void *pixmap = NULL;
if (STRINGP (spec_file))
{
pixmap = be_translate_bitmap_from_file_name
(SSDATA (ENCODE_UTF_8 (spec_file)));
}
else if (STRINGP (spec_data))
{
pixmap = be_translate_bitmap_from_memory
(SSDATA (spec_data), SBYTES (spec_data));
}
void *conv = NULL;
if (!pixmap || !BBitmap_convert (pixmap, &conv))
{
add_to_log ("Unable to load image %s", img->spec);
return 0;
}
if (conv)
{
BBitmap_free (pixmap);
pixmap = conv;
}
int left, top, right, bottom, stride, mono_p;
BBitmap_dimensions (pixmap, &left, &top, &right, &bottom, &stride, &mono_p);
img->width = (1 + right - left);
img->height = (1 + bottom - top);
img->pixmap = pixmap;
return 1;
}
void
syms_of_haikuimage (void)
{
DEFSYM (Qbmp, "bmp");
}
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